
Corporate M&A
Private Equity
Project Finance
Banking & Finance
Infrastructure
Energy
Telecommunications
Guillermo Guardia is a Partner at Clifford Chance in Barcelona, specializing in international mergers and acquisitions, private equity, and joint ventures. With extensive experience advising national and international financial institutions and corporations, Guillermo has played a pivotal role in acquisition finance, corporate financing, and project finance transactions, particularly in the energy and infrastructure sectors. His notable client work includes advising CaixaBank on a €2.65bn acquisition and TotalEnergies on a significant M&A transaction. Guillermo's legal expertise is complemented by his academic role as an Associate Professor at the University of Barcelona from 2001 to 2016.
Representative Matters Guillermo Guardia's representative experience includes advising:
M&A and Corporate Transactions
Investment Funds
Healthcare and Life Sciences
Telecommunications and Technology

- Idilia acquired the target/assets from Shaken Udder in an acquisition. - Deal value was 3400000000 Sector: Food & Beverage; Location: UK. - On the acquirer side, legal advice was provided by a team including Guillermo Guardia, Jose Maria Vilaseca, Estel Casas, Riaz Pirmohamed, Niall O'Shea, Antonio Folgore, Jeremy Pui, Sonia Gilbert, Kate Haywood, Fernando Escribano, Edward Page, Nick Humphries.
Nov 20 2025
3B
M&A

Partner
2016 – Unknown
Senior Associate
2000 – 2016
Associate Professor
2001 – 2016

- Cellnex Telecom acted as the seller in this M&A transaction. - The divestment involved assets operating in the Telecommunications sector. - The transaction was announced on 14 Aug 2024 with a reported value of 8030000000.0.
Aug 14 2024
883M
M&A

1 min
BA Law, Universidad de Barcelona
1996